﻿using System;
using System.IO;
using System.Text;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using Moq;
using Xpedite.Resources;
using Xpedite.Resources.Loaders;

/* Copyright (c) 2010 CBaxter
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), 
 * to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, 
 * and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 
 * IN THE SOFTWARE. 
 */

namespace Xpedite.Test.Resources.Loaders
{
  [TestClass]
  public class DiskResourceLoaderTest
  {
    private readonly Mock<IResourceUrl> _resourceUrl = new Mock<IResourceUrl>(MockBehavior.Strict);

    [TestMethod]
    public void TestLoadDataWhenFileFound()
    {
      String tempFile = Path.GetTempFileName();

      try
      {
        _resourceUrl.SetupGet(mock => mock.PhysicalPath).Returns(tempFile);

        File.WriteAllText(tempFile, "My File Content");

        ResourceData data = new DiskResourceLoader(_resourceUrl.Object).LoadData();

        Assert.AreEqual(Encoding.UTF8.WebName, data.Encoding.WebName);
        Assert.AreEqual(File.GetLastWriteTimeUtc(tempFile), data.LastModified);
        Assert.AreEqual("My File Content", Encoding.UTF8.GetString(data.Bytes));
      }
      finally
      {
        File.Delete(tempFile);
      }
    }

    [TestMethod]
    public void TestLoadDataWhenFileNotFound()
    {
       String path = @"C:\DoesNotExist.txt";

        _resourceUrl.SetupGet(mock => mock.PhysicalPath).Returns(path);

        Expect.Exception(() => new DiskResourceLoader(_resourceUrl.Object).LoadData(), new FileNotFoundException(String.Format("Could not find file '{0}'.", path)));
    }
  }
}
